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"""Packet out message tests."""
from pyof.foundation.exceptions import ValidationError
from pyof.v0x01.common.action import ActionOutput
from pyof.v0x01.common.phy_port import Port
from pyof.v0x01.controller2switch.packet_out import PacketOut
from tests.unit.test_struct import TestStruct
class TestPacketOut(TestStruct):
"""Packet out message tests (also those in :class:`.TestDump`).
Attributes:
message (PacketOut): The message configured in :meth:`setUpClass`.
"""
@classmethod
def setUpClass(cls):
"""Configure raw file and its object in parent class (TestDump)."""
super().setUpClass()
super().set_raw_dump_file('v0x01', 'ofpt_packet_out')
super().set_raw_dump_object(PacketOut, xid=8, buffer_id=4294967295,
in_port=Port.OFPP_NONE, data=_get_data(),
actions=_get_actions())
super().set_minimum_size(16)
def setUp(self):
"""Run before every test."""
self.message = self.get_raw_object()
def test_valid_virtual_in_ports(self):
"""Valid virtual ports as defined in 1.0.1 spec."""
valid = (Port.OFPP_LOCAL, Port.OFPP_CONTROLLER, Port.OFPP_NONE)
for in_port in valid:
self.message.in_port = in_port
self.assertTrue(self.message.is_valid())
def test_invalid_virtual_in_ports(self):
"""Invalid virtual ports as defined in 1.0.1 spec."""
invalid = (Port.OFPP_IN_PORT, Port.OFPP_TABLE, Port.OFPP_NORMAL,
Port.OFPP_FLOOD, Port.OFPP_ALL)
for in_port in invalid:
self.message.in_port = in_port
self.assertFalse(self.message.is_valid())
self.assertRaises(ValidationError, self.message.validate)
def test_valid_physical_in_ports(self):
"""Physical port limits from 1.0.0 spec."""
max_valid = int(Port.OFPP_MAX.value)
for in_port in (1, max_valid):
self.message.in_port = in_port
self.assertTrue(self.message.is_valid())
def test_invalid_physical_in_port(self):
"""Physical port limits from 1.0.0 spec."""
max_valid = int(Port.OFPP_MAX.value)
for in_port in (-1, 0, max_valid + 1, max_valid + 2):
self.message.in_port = in_port
self.assertFalse(self.message.is_valid())
self.assertRaises(ValidationError, self.message.validate)
def _get_actions():
"""Function used to return a list of actions used by packetout instance."""
action = ActionOutput(port=1, max_length=0)
return [action]
def _get_data():
"""Function used to return a BinaryData used by packetout instance."""
data = b'\x01# \x00\x00\x01\xd2A\xc6.*@\x88\xcc\x02\x07\x07dpi'
data += b'd:1\x04\x02\x021\x06\x02\x00x\x0c\x06dpid:1\x00\x00'
return data
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